body {
  font-family: 'Segoe UI', sans-serif;
  background: #0f0f0f;
  color: #f1f1f1;
  margin: 0;
  padding: 0;
}

.container {
  max-width: 700px;
  margin: 50px auto;
  padding: 20px;
  background: #1a1a1a;
  border-radius: 15px;
  box-shadow: 0 0 20px rgba(0,0,0,0.5);
}

h1 {
  text-align: center;
  font-size: 2.5em;
  margin-bottom: 5px;
}

#subtitle {
  text-align: center;
  margin-bottom: 30px;
  color: #ccc;
}

textarea {
  width: 100%;
  height: 100px;
  resize: none;
  border-radius: 8px;
  padding: 10px;
  font-size: 1em;
  border: none;
  outline: none;
  background: #2a2a2a;
  color: #fff;
}

button {
  margin-top: 15px;
  padding: 12px 20px;
  font-size: 1em;
  border: none;
  border-radius: 8px;
  background: #007bff;
  color: #fff;
  cursor: pointer;
}

button:hover {
  background: #0056b3;
}

#generatedLink {
  margin-top: 20px;
  word-break: break-all;
  background: #292929;
  padding: 10px;
  border-radius: 8px;
  font-family: monospace;
}

.hidden {
  display: none;
}

.warning {
  color: #ff5e5e;
  margin-top: 10px;
}

select {
  position: absolute;
  top: 20px;
  right: 20px;
  padding: 6px;
  background: #1a1a1a;
  color: #fff;
  border: 1px solid #444;
  border-radius: 6px;
}